KR100278525B1 - 폴리알킬렌 테레프탈레이트로부터 알칼리 금속 또는 알칼리토류 금속의 테레프탈레이트 및 알킬렌 글리콜을 회수하는 방법 - Google Patents

폴리알킬렌 테레프탈레이트로부터 알칼리 금속 또는 알칼리토류 금속의 테레프탈레이트 및 알킬렌 글리콜을 회수하는 방법 Download PDF

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Publication number
KR100278525B1
KR100278525B1 KR1019930023663A KR930023663A KR100278525B1 KR 100278525 B1 KR100278525 B1 KR 100278525B1 KR 1019930023663 A KR1019930023663 A KR 1019930023663A KR 930023663 A KR930023663 A KR 930023663A KR 100278525 B1 KR100278525 B1 KR 100278525B1
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KR
South Korea
Prior art keywords
terephthalate
alkaline earth
kneader
reactor
extruder
Prior art date
Application number
KR1019930023663A
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English (en)
Korean (ko)
Other versions
KR940011427A (ko
Inventor
벤자리아 쟈끄
다방 프랑소와
뒤리프-바랑봉 브뤼노
가일라르 쟝-베르나르
Original Assignee
엘마레, 알프레드
앵스띠뛰 프랑세 뒤 뻬뜨롤
벤자리아 쟈끄
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 엘마레, 알프레드, 앵스띠뛰 프랑세 뒤 뻬뜨롤, 벤자리아 쟈끄 filed Critical 엘마레, 알프레드
Publication of KR940011427A publication Critical patent/KR940011427A/ko
Application granted granted Critical
Publication of KR100278525B1 publication Critical patent/KR100278525B1/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/16—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyethers (AREA)
KR1019930023663A 1992-11-09 1993-11-09 폴리알킬렌 테레프탈레이트로부터 알칼리 금속 또는 알칼리토류 금속의 테레프탈레이트 및 알킬렌 글리콜을 회수하는 방법 KR100278525B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9213583A FR2697839B1 (fr) 1992-11-09 1992-11-09 Procédé amélioré de récupération de téréphtalate de métal alcalin et d'alkylène glycol à partir de polytéréphtalates d'alkylènes.
FR9213583 1992-11-09

Publications (2)

Publication Number Publication Date
KR940011427A KR940011427A (ko) 1994-06-21
KR100278525B1 true KR100278525B1 (ko) 2001-02-01

Family

ID=9435449

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930023663A KR100278525B1 (ko) 1992-11-09 1993-11-09 폴리알킬렌 테레프탈레이트로부터 알칼리 금속 또는 알칼리토류 금속의 테레프탈레이트 및 알킬렌 글리콜을 회수하는 방법

Country Status (10)

Country Link
EP (1) EP0597751B1 (fr)
JP (1) JP2824551B2 (fr)
KR (1) KR100278525B1 (fr)
CN (1) CN1041515C (fr)
CA (1) CA2102766A1 (fr)
DE (1) DE69316545T2 (fr)
ES (1) ES2114020T3 (fr)
FR (1) FR2697839B1 (fr)
SG (1) SG75780A1 (fr)
TW (1) TW253893B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102381508B1 (ko) * 2021-09-28 2022-04-01 김 영 범 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5580905A (en) * 1994-04-28 1996-12-03 United Resource Recovery Corporation Process for recycling polyesters
DE69522479T2 (de) * 1995-12-30 2002-05-08 Sunkyong Ind Ltd Verfahren zur herstellung von terephtalischer säure
CN1113846C (zh) * 1995-12-30 2003-07-09 鲜京工业股份有限公司 生产对苯二甲酸的方法
DE69516188T2 (de) * 1995-12-30 2000-11-23 Sunkyong Ind Ltd Verfahren zur herstellung von therephthalsäure
BR9708284A (pt) * 1996-04-01 2000-01-18 Plastic Techn Inc Processo para remoção de um contaminante de flocos de rpet.
FR2767131B1 (fr) * 1997-08-06 1999-10-22 Tredi Procede de recuperation d'acide terephtalique et, le cas echeant, de soude a partir d'une solution de polyterephtalate de sodium
EP1138663B1 (fr) * 2000-02-29 2002-10-16 Massimo Broccatelli Procédé pour la récupération d'acide téréphthalique d'une matière contenant du polyéthylènetéréphthalate
EP1134211B1 (fr) * 2000-02-29 2002-12-18 Massimo Broccatelli Procédé pour la récupération d'espèces chimiques par dépolymérisation de poly(éthylènetéréphtalate) et des utilisations associées
US6720448B2 (en) 2000-10-11 2004-04-13 Massimo Broccatelli Method of recovering chemical species by depolymerization of poly (ethylene terephthalate) and related use
JP2008133398A (ja) * 2006-11-29 2008-06-12 Toshiba Corp Ｐｅｔを含む樹脂の熱分解油化処理装置
CZ2007469A3 (cs) 2007-07-13 2008-12-29 Ústav chemických procesu Akademie ved CR Zpusob chemické depolymerace odpadního polyethylentereftalátu
DE102018122210B4 (de) 2018-09-12 2023-06-29 Rittec Umwelttechnik Gmbh Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen
DE102019135578A1 (de) * 2019-12-20 2021-06-24 Rittec Umwelttechnik Gmbh Verfahren, Vorrichtung und Verwendung zur Wiederaufarbeitung
DE102020106457A1 (de) * 2020-03-10 2021-09-16 Rittec Umwelttechnik Gmbh Verfahren und Vorrichtung zur Wiederaufarbeitung Polykondensat-haltiger Abfälle
EP4353876A1 (fr) * 2021-06-09 2024-04-17 Universidad Iberoamericana, A.C. Procédé pour l'obtention d'acide téréphtalique et récupération d'hydroxyde de sodium d'une solution de téréphtalate de sodium produit à partir de polyéthylène téréphtalate (pet) de réutilisation
FR3124185B1 (fr) * 2021-06-17 2024-04-12 Ifp Energies Now Procédé de purification d’un monomere diester terephtalate par adsorption
FR3124186B1 (fr) * 2021-06-17 2024-04-12 Ifp Energies Now Procédé de preparation d’un monomere diester purifie et decolore par dépolymérisation d’une charge polyester

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1130695A (en) * 1966-04-18 1968-10-16 Hercules Inc Production of terephthalic acid by hydrolysis of an alkyl terephthalate
DD124024A1 (fr) * 1976-02-26 1977-02-02
DE2802125B2 (de) * 1978-01-19 1980-07-17 Josef A. 7144 Asperg Blach Schneckenmaschine zum Bearbeiten von festen, flüssigen und zähviskosen Materialien
DE3014643A1 (de) * 1980-04-16 1981-10-22 Bayer Ag, 5090 Leverkusen Gleichsinnig rotierbare doppelschnecke
US5045122A (en) * 1989-12-14 1991-09-03 Eastman Kodak Company Ester hydrolysis and depolymerization of polyester and polycarbonate polymers
FR2672049A1 (fr) * 1991-01-30 1992-07-31 Benzaria Jacques Procede de fabrication de terephtalate de metal alcalin ou alcalino-terreux ou de l'acide terephilique de purete elevee.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102381508B1 (ko) * 2021-09-28 2022-04-01 김 영 범 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법
WO2023054830A1 (fr) * 2021-09-28 2023-04-06 김영범 Procédé de production d'acide téréphtalique à l'aide de polyéthylène téréphtalate hautement polymérisé ayant une viscosité intrinsèque de 0,75 dl/g ou plus

Also Published As

Publication number Publication date
EP0597751A1 (fr) 1994-05-18
JPH06199734A (ja) 1994-07-19
SG75780A1 (en) 2000-10-24
DE69316545T2 (de) 1998-07-16
ES2114020T3 (es) 1998-05-16
CA2102766A1 (fr) 1994-05-10
FR2697839B1 (fr) 1995-01-13
CN1090569A (zh) 1994-08-10
JP2824551B2 (ja) 1998-11-11
DE69316545D1 (de) 1998-02-26
TW253893B (fr) 1995-08-11
FR2697839A1 (fr) 1994-05-13
EP0597751B1 (fr) 1998-01-21
KR940011427A (ko) 1994-06-21
CN1041515C (zh) 1999-01-06

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